Overview
Banff is in Canada. The figures below are long-term monthly averages (2014-2023), not a forecast.
- Warmest month: July, with daytime highs around 22°C.
- Coolest month: December, with daytime highs around -7°C.
- Driest month: January, about 22 mm of rain.
- Wettest month: June, about 90 mm of rain.
- Sunniest month: July, about 13.9 hr of sunshine per day.
Best months by holiday type
- Skiing (cold with snowfall)
- No month in the data meets the criteria.
Judged by simple climate rules applied to the monthly averages, not by local knowledge.
Climate by month
| Month | Day high | Night low | Rain (mm) | Rainy days | Sun (h/day) | Humidity | Wind (km/h) |
|---|---|---|---|---|---|---|---|
| January | -5°C | -13°C | 22 mm | 6 | 6.1 | 77% | 6 km/h |
| February | -5°C | -15°C | 26 mm | 7 | 7.8 | 71% | 6 km/h |
| March | 2°C | -9°C | 35 mm | 10 | 9.5 | 70% | 6 km/h |
| April | 6°C | -4°C | 39 mm | 11 | 11.0 | 67% | 6 km/h |
| May | 13°C | 1°C | 61 mm | 11 | 12.0 | 67% | 5 km/h |
| June | 18°C | 5°C | 90 mm | 14 | 13.1 | 67% | 6 km/h |
| July | 22°C | 9°C | 73 mm | 12 | 13.9 | 65% | 5 km/h |
| August | 22°C | 9°C | 63 mm | 10 | 12.1 | 66% | 5 km/h |
| September | 15°C | 3°C | 55 mm | 10 | 10.0 | 72% | 6 km/h |
| October | 8°C | -3°C | 42 mm | 8 | 8.1 | 76% | 6 km/h |
| November | -1°C | -11°C | 42 mm | 10 | 6.0 | 79% | 6 km/h |
| December | -7°C | -15°C | 33 mm | 8 | 5.2 | 77% | 6 km/h |
Similar destinations
Data and sources
- Air climate: Open-Meteo Historical Weather API (ERA5 / ERA5-Land reanalysis), 2014-2023. CC BY 4.0 (Open-Meteo); underlying ERA5 data: Copernicus licence
- Sea temperature: not available for this destination.
- Last updated October 8, 2026.